bar clam vs Red-billed Duck

Spisula solida compared with Anas erythrorhyncha

Key Differences

• bar clam is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	bar clam	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Aves (Birds)
Order	Venerida (Venerida)	Anseriformes (Anseriformes)
Family	Mactridae	Anatidae
Genus	Spisula	Anas
Species	Spisula solida	Anas erythrorhyncha

Evolutionary Relationship

bar clam and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

bar clam

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	bar clam	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bar clam

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

bar clam

The Bar clam (Spisula solida) is a species in the genus Spisula. It is currently classified as Near Threatened on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway